Merapi, Indonesia
Gunung Merapi's on-going ash-rich eruption activity
Ambae (Aoba), Vanuatu
Ambae recently emitted 0.12 Tg of SO₂ and ranks amongst the highest single emissions in the last 3 years.
Mt Agung, Bali, Indonesia
After showing signs of unrest during 2017, Agung erupted on 26 November disrupting air-traffic.